SUBJ: GPS STATUS 27 JAN 94
1. SATELLITES, PLANES AND CLOCKS (CS=CESIUM RB=RUBIDIUM):
A. BLOCK I : PRNS  3, 12, 13
   PLANE   : SLOT C4, A1, C1
   CLOCK   :      RB, RB, RB
B. BLOCK II: PRNS  1,  2,  4,  5,  7,  9, 14, 15, 16, 17, 18, 19, 20, 21, 22
   PLANE   : SLOT F1, B3, D4, B4, C4, A1, E1, D2, E3, D3, F3, A4, B2, E2, B1
   CLOCK   :      CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS
   BLOCK II: PRNS 23, 24, 25, 26, 27, 28, 29, 31
   PLANE   : SLOT E4, D1, A2, F2, A3, C2, F4, C3
   CLOCK   :      CS, CS, CS, CS, CS, CS, CS, CS
2. CURRENT ADVISORIES (ADV) AND FORECASTS (FCST):
INFORMATION IS REPEATED FOR SEVEN DAYS AFTER EVENT CONCLUDES.
A. FORECASTS:
NANU      MSG DATE/TIME   PRN      TYPE  SUMMARY
003-94007 071353Z JAN 94  PRN17    FCST   MAINT       020/1715-UP TO 12 HRS
007-94025 111345Z JAN 94  PRN12    FCST   MAINT       025/1700-UP TO 96 HRS
014-94028 141812Z JAN 94  PRN16    FCST   MAINT       028/0850-UP TO 12 HRS
018-94034 191403Z JAN 94  PRN22    FCST   MAINT       034/1900-UP TO 17 HOURS
030-94024 242004Z JAN 94  PRN12    CNCL  CNCLMNT           025/1700
B. ADVISORIES
NANU      MSG DATE/TIME   PRN      TYPE  SUMMARY
019-94020 201412Z JAN 94  PRN12    ADV   UNUSABLE     020/1116-020/1130
020-94021 211334Z JAN 94  PRN03    ADV   UNUSABLE     021/0600-021/0610
021-94022 221711Z JAN 94  PRN03    ADV   UNUSABLE     022/1500-UFN
022-94022 221900Z JAN 94  PRN03    ADV   UNUSABLE     022/1500-022/1830
023-94023 231911Z JAN 94  PRN24    ADV   UNUSABLE     023/1745-UFN
024-94023 232341Z JAN 94  PRN03    ADV   UNUSABLE     023/2303-023/2331
025-94024 241403Z JAN 94  PRN12    ADV   UNUSABLE     022/1340-022/1350
026-94024 241411Z JAN 94  PRN12    ADV   UNUSABLE     024/1454-024/1503
027-94024 241457Z JAN 94  PRN03    ADV   UNUSABLE     024/1526-024/1536
028-94024 241958Z JAN 94  PRN03    ADV   UNUSABLE     022/1500-022/1830
029-94024 241957Z JAN 94  PRN24    ADV   UNUSABLE     023/1745-UFN
031-94026 261345Z JAN 94  PRN03    ADV   UNUSABLE     026/0436-026/0449
3. REMARKS:
SELECTIVE AVAILABILITY WAS REACTIVATED AT STANDARD
POSITIONING SERVICE ACCURACY LEVELS ON DAY 182 (01 JUL 91) AT 0400
UTC. VARIATIONS MAY BE SEEN IN THE EFFECT OF SA DURING TESTING, BUT
THE EFFECT SHOULD NOT EXCEED STANDARD POSITIONING SERVICE LEVELS.
THE POINT OF CONTACT IS LT CMDR TRICE (719)554-2634 OR DSN 692-2634.
4. POINTS OF CONTACT:
A. CIVILIAN: US COAST GUARD AT COMMERCIAL (703)313-5900 VOICE OR
(703)313-5910 COMPUTER BBS.
B. MILITARY: 2SOPS/DOAI CAPTAIN THOMPSON AT (719)550-6378 OR DSN 560-
6378